78558660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:775

約数の個数: 120

約数和(自身を含む): 250278336

約数和(自身を除く): 171719676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 683, 710, 810, 852, 1065, 1278, 1366, 1420, 1620, 1917, 2049, 2130, 2556, 2732, 3195, 3415, 3834, 4098, 4260, 5751, 6147, 6390, 6830, 7668, 8196, 9585, 10245, 11502, 12294, 12780, 13660, 18441, 19170, 20490, 23004, 24588, 28755, 30735, 36882, 38340, 40980, 48493, 55323, 57510, 61470, 73764, 92205, 96986, 110646, 115020, 122940, 145479, 184410, 193972, 221292, 242465, 276615, 290958, 368820, 436437, 484930, 553230, 581916, 727395, 872874, 969860, 1106460, 1309311, 1454790, 1745748, 2182185, 2618622, 2909580, 3927933, 4364370, 5237244, 6546555, 7855866, 8728740, 13093110, 15711732, 19639665, 26186220, 39279330, 78558660]

約数ペア:

[(1, 78558660), (2, 39279330), (3, 26186220), (4, 19639665), (5, 15711732), (6, 13093110), (9, 8728740), (10, 7855866), (12, 6546555), (15, 5237244), (18, 4364370), (20, 3927933), (27, 2909580), (30, 2618622), (36, 2182185), (45, 1745748), (54, 1454790), (60, 1309311), (71, 1106460), (81, 969860), (90, 872874), (108, 727395), (135, 581916), (142, 553230), (162, 484930), (180, 436437), (213, 368820), (270, 290958), (284, 276615), (324, 242465), (355, 221292), (405, 193972), (426, 184410), (540, 145479), (639, 122940), (683, 115020), (710, 110646), (810, 96986), (852, 92205), (1065, 73764), (1278, 61470), (1366, 57510), (1420, 55323), (1620, 48493), (1917, 40980), (2049, 38340), (2130, 36882), (2556, 30735), (2732, 28755), (3195, 24588), (3415, 23004), (3834, 20490), (4098, 19170), (4260, 18441), (5751, 13660), (6147, 12780), (6390, 12294), (6830, 11502), (7668, 10245), (8196, 9585)]